如何在linq中基于group count对group by进行排序 [英] How to sort the list based on row count with group by in linq

问题描述

如何获取分组上的列表并根据linq中包含的行数对分组列表进行排序。



我该怎么做。请帮助



我尝试过：

how get the list on group by and sort the grouped list based on containing row count in linq.

how can i do this. please help

What I have tried:

var add = attributeValue.OrderByDescending(x => x.AttributeID.Count()).GroupBy(x => x.AttributeID).ToList();

推荐答案

不确定您的数据是什么，但这可能是您正在寻找的：

Not sure what you data is but this may be what you are looking for:

var add = attributeValue.GroupBy(x => x.AttributeID)
                        .OrderByDescending((x) => x.Count());

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